Built 2026-10-15 (15 October 2026)

Chamberlain 5 S Threshold Days by Year

20 fixed thresholds counted per year at Chamberlain 5 S (USC00391621): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chamberlain 5 S Thresholds

  • Chamberlain 5 S: days with a maximum temperature at or above 30 C (86 F) in 46 years, most in 1988 with 84.
  • Chamberlain 5 S: days with a maximum temperature at or above 35 C (95 F) in 46 years, most in 1988 with 37.
  • Chamberlain 5 S: days with a maximum temperature at or above 90 F (32.2 C) in 46 years, most in 1983 with 62.
  • Chamberlain 5 S: days with a maximum temperature at or below 0 C (32 F) in 46 years, most in 1985 with 83.
  • 20 fixed thresholds have at least one qualifying day at Chamberlain 5 S.
46 years with a qualifying day
Days at or above 30 C (86 F) per year at Chamberlain 5 S Days per year at Chamberlain 5 S with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 84 in 1988. 02550751001981: 581982: 531983: 731984: 591985: 541986: 561987: 711988: 841989: 701990: 711991: 611992: 281993: 271994: 441995: 651996: 541997: 521998: 591999: 432000: 692001: 652002: 712003: 792004: 572005: 702006: 842007: 722008: 522009: 262010: 502011: 542012: 842013: 402014: 362015: 542016: 642017: 602018: 552019: 342020: 592021: 692022: 702023: 622024: 422025: 642026: 571981198619911996200120062011201620212026
Days per year at Chamberlain 5 S with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 84 in 1988.
Days at or above 30 C (86 F) per year at Chamberlain 5 S
YearDaysDecade average
19815864.2
19825364.2
19837364.2
19845964.2
19855464.2
19865664.2
19877164.2
19888464.2
19897064.2
19907150.4
19916150.4
19922850.4
19932750.4
19944450.4
19956550.4
19965450.4
19975250.4
19985950.4
19994350.4
20006964.5
20016564.5
20027164.5
20037964.5
20045764.5
20057064.5
20068464.5
20077264.5
20085264.5
20092664.5
20105053.1
20115453.1
20128453.1
20134053.1
20143653.1
20155453.1
20166453.1
20176053.1
20185553.1
20193453.1
20205960.4
20216960.4
20227060.4
20236260.4
20244260.4
20256460.4
20265760.4
First to last qualifying date each year at Chamberlain 5 S For each year, a bar from the first to the last day at Chamberlain 5 S meeting 30 C (86 F). 1981: 1 June 1981 to 29 September 19811982: 15 April 1982 to 11 September 19821983: 27 May 1983 to 28 September 19831984: 17 May 1984 to 22 September 19841985: 18 April 1985 to 19 September 19851986: 24 April 1986 to 1 September 19861987: 18 April 1987 to 27 September 19871988: 13 May 1988 to 26 September 19881989: 23 April 1989 to 25 October 19891990: 22 April 1990 to 6 October 19901991: 7 April 1991 to 17 October 19911992: 6 April 1992 to 23 October 19921993: 11 June 1993 to 7 October 19931994: 19 April 1994 to 20 September 19941995: 14 June 1995 to 13 October 19951996: 11 April 1996 to 11 September 19961997: 11 May 1997 to 5 October 19971998: 15 May 1998 to 29 September 19981999: 9 June 1999 to 9 November 19992000: 5 May 2000 to 20 October 20002001: 29 April 2001 to 3 October 20012002: 29 May 2002 to 18 September 20022003: 14 April 2003 to 20 October 20032004: 29 April 2004 to 20 September 20042005: 7 June 2005 to 3 October 20052006: 14 April 2006 to 8 October 20062007: 13 May 2007 to 7 October 20072008: 22 June 2008 to 27 September 20082009: 23 April 2009 to 9 September 20092010: 23 May 2010 to 9 October 20102011: 9 May 2011 to 6 October 20112012: 19 March 2012 to 16 September 20122013: 14 May 2013 to 1 October 20132014: 29 May 2014 to 28 September 20142015: 3 May 2015 to 12 October 20152016: 7 May 2016 to 1 November 20162017: 8 May 2017 to 22 September 20172018: 8 May 2018 to 17 September 20182019: 21 April 2019 to 21 September 20192020: 2 June 2020 to 7 October 20202021: 2 May 2021 to 29 September 20212022: 23 April 2022 to 3 October 20222023: 12 April 2023 to 3 October 20232024: 14 April 2024 to 11 October 20242025: 11 May 2025 to 5 October 20252026: 17 April 2026 to 7 September 202619811987199319992005201120172023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Chamberlain 5 S meeting 30 C (86 F).
First to last qualifying date each year at Chamberlain 5 S
YearFirst dateLast date
19811981-06-011981-09-29
19821982-04-151982-09-11
19831983-05-271983-09-28
19841984-05-171984-09-22
19851985-04-181985-09-19
19861986-04-241986-09-01
19871987-04-181987-09-27
19881988-05-131988-09-26
19891989-04-231989-10-25
19901990-04-221990-10-06
19911991-04-071991-10-17
19921992-04-061992-10-23
19931993-06-111993-10-07
19941994-04-191994-09-20
19951995-06-141995-10-13
19961996-04-111996-09-11
19971997-05-111997-10-05
19981998-05-151998-09-29
19991999-06-091999-11-09
20002000-05-052000-10-20
20012001-04-292001-10-03
20022002-05-292002-09-18
20032003-04-142003-10-20
20042004-04-292004-09-20
20052005-06-072005-10-03
20062006-04-142006-10-08
20072007-05-132007-10-07
20082008-06-222008-09-27
20092009-04-232009-09-09
20102010-05-232010-10-09
20112011-05-092011-10-06
20122012-03-192012-09-16
20132013-05-142013-10-01
20142014-05-292014-09-28
20152015-05-032015-10-12
20162016-05-072016-11-01
20172017-05-082017-09-22
20182018-05-082018-09-17
20192019-04-212019-09-21
20202020-06-022020-10-07
20212021-05-022021-09-29
20222022-04-232022-10-03
20232023-04-122023-10-03
20242024-04-142024-10-11
20252025-05-112025-10-05
20262026-04-172026-09-07

Every Fixed Threshold

Fixed thresholds at Chamberlain 5 S
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4684198857
35 C (95 F): Days4637198815
40 C (104 F): Days25720061
45 C (113 F): Days1120031
90 F (32.2 C): Days4662198339
100 F (37.8 C): Days362119883
110 F (43.3 C): Days7219881
0 C (32 F): Ice days (max4683198524
0 C (32 F): Frost days (min451942013104
-10 C (14 F): Days with min4589201429
-20 C (-4 F): Days with min454019858
-30 C (-22 F): Days with min11419892
20 C (68 F): Tropical nights (min4428200213
25 C (77 F): Days with min4320061
10 mm (0.39 in): Days with 10 mm or more rain4626201919
25 mm (0.98 in): Days with 25 mm or more rain461120197
50 mm (1.97 in): Days with 50 mm or more rain26520151
100 mm (3.94 in): Days with 100 mm or more rain4120071
10 cm (3.9 in): Days with 10 cm or more snowfall37919953
25 cm (9.8 in): Days with 25 cm or more snowfall8219951

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1981.

Download the Data

  • Data for Chamberlain 5 S threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-13 (13 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-13).